Home / 10,960.68-15,126.66-6,711.72

Finding the Fourth Proportional to 10,960.68, 15,126.66 and 6,711.72

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Solution

The fourth proportional to 10,960.68, 15,126.66 and 6,711.72 is: 9,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.68 : 15,126.66 = 6,711.72 : x
  2. Step 2: Convert to fraction form
    10,960.68/15,126.66 = 6,711.72/x
  3. Step 3: Cross multiply
    10,960.68x = 15,126.66 × 6,711.72
  4. Step 4: Simplify right side
    10,960.68x = 101,525,906.46
  5. Step 5: Solve for x
    x = 101,525,906.46/10,960.68
  6. Step 6: Final answer
    x = 9,262.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.